Emendation of the New Stele with Lection of Religion Jing from Daqin Unearthed at Luoyang;

Design of Special Signal and Interlock of Capacity-expansion Project on Datong-qinhuangdao line;

Probe into the High Resistance Grounding Problem in Tractive Power Supply System of Datong-Qinhuangdao Line

The essay introduces the practice and effect on introducing safety pre-alarm and prevention system for railway freightcars on Datong-Qinhuangdao line, discusses train operation, construction of information network, establishment of professionalgroup and normative operation standard, and puts forward further development orientation.

Using the leaves of Gentiana macrophylla Pall, as explants, the embryogenic calli were induced and regenerated plants were produced.

Considerations about the Reform of Line Repairing System in the Energy-expanding Transformation of Daqin Railway;

Research on the Rail Grinding in the Rail Maintenance of Daqin Railway;

This paper analyzes the problems existing in Daqin Railway at present, expounds some measures for operating the heavy haul train of 20 thousand tons on Daqin Railway, and advances the conception of operating the heavy haul train of 20 thousand tons on Daxin Station.

Analysis of Causes to Scotches on Freight Car Wheels for Daqin Line;

Analysis of the Future Application of Freight Car Heavy Haul Draw Bars on Daqin Line;

Investigation and Suggestions on the Cars due for Periodical Inspection in the Trains Operating on Daqin Line;

<Abstrcat> Based on the freight volume data of Da-qin railway between 1989 and 2003, quantitative estimation and speculation of the development foreground, scale and level of Da-qin railway are given in the paper with the cubic exponential smoothing method.

Da-Qin Railway was taken as an example.